From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id CA0ECD3C92B for ; Wed, 10 Dec 2025 16:21:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=5SYm2Ri1DBwDc8poWCImPCldq4jQTsbzcIqbCMFneaQ=; b=QxaZwVPAjDeiZj t3Y/ZL3LR68ieDzAhTEhtQdvTuK06w/Hl4y5DGe9/+j/xY2Jf+RpQ2Q+4ODrB9rQctJQtUUUuO1E5 gZzE/zc8+GOBjaaNPsOZGVCNvnpJVGL3Tiz7/5iDnUARl9Li4VGwWG+YpETCbnAk27mO9Mr3VHTuc VqIDLGWfXCPx5uJSSQxOdOj24ToRT9KNwcy5o+k4AHtirh3Llm/D6XdCYhgawjc9z7axm7wADja1J 4qcm9GWpBPCDVvU9MohuOmvOJv7E6knJSDUzYJedkCqNXQHF/poWDRe3TPHhJS3kUYRhUgesjH4kF PkkoGxq+ZSNLxBpvJVBw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vTMwO-0000000FdcO-22mI; Wed, 10 Dec 2025 16:21:24 +0000 Received: from smtpout-03.galae.net ([185.246.85.4]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vTMwL-0000000Fdbd-2Vkl for linux-i3c@lists.infradead.org; Wed, 10 Dec 2025 16:21:23 +0000 Received: from smtpout-01.galae.net (smtpout-01.galae.net [212.83.139.233]) by smtpout-03.galae.net (Postfix) with ESMTPS id 5473E4E41B46 for ; Wed, 10 Dec 2025 16:21:18 +0000 (UTC) Received: from mail.galae.net (mail.galae.net [212.83.136.155]) by smtpout-01.galae.net (Postfix) with ESMTPS id 11EAE60714; Wed, 10 Dec 2025 16:21:18 +0000 (UTC) Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id D98C81193198E; Wed, 10 Dec 2025 17:21:16 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=dkim; t=1765383677; h=from:subject:date:message-id:to:cc:mime-version:content-type: in-reply-to:references; bh=OdGr09HP83+NAUHKuwMuLXwfvLUxdEDkI8tUEqLsaMQ=; b=Wu7XekLR9/fynI5po2VSzwUNSs3vOjgf7NEqXn6mvqaUSKgOWYpctF0LI13TL0W3PQ+ZiD QNenhX+xuKDnjZKLSXOkEfuuiXuOAMoE31U5vDql0dq6NK05VDNIVcSBZosn+bPaL2s4+D 2tVzWr0JNsgfl1B02nrM/RBW6L4NGN/6AONeEidvc6FXe9BXJUiiZDsZ7B4Cw9iB0HZ+/m fhxnX5QOyqsWSNQUZykhTlAQ9Hr+e3lZhaieQwbmXTym7QmUSMAdqQ0XodrMEy83BROu+p djLOOqnBWPlOLUsDmGIHGitZu2SKSNOPEGu8iSV7oyUfde2s7Jots8uuqqlTTg== Date: Wed, 10 Dec 2025 17:21:16 +0100 From: Alexandre Belloni To: adrianhoyin.ng@altera.com Cc: Frank.Li@nxp.com, linux-i3c@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v7 1/5] i3c: add sysfs entry for Device NACK Retry count Message-ID: <202512101621169fc49b8c@mail.local> References: <35bb0a3cae4664dc423ef57a1ef3ebcb378bce00.1765177110.git.adrianhoyin.ng@altera.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <35bb0a3cae4664dc423ef57a1ef3ebcb378bce00.1765177110.git.adrianhoyin.ng@altera.com> X-Last-TLS-Session-Version: TLSv1.3 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251210_082121_768903_356376A3 X-CRM114-Status: GOOD ( 14.56 ) X-BeenThere: linux-i3c@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-i3c" Errors-To: linux-i3c-bounces+linux-i3c=archiver.kernel.org@lists.infradead.org On 08/12/2025 15:11:16+0800, adrianhoyin.ng@altera.com wrote: > From: Adrian Ng Ho Yin > > Document sysfs attribute dev_nack_retry_cnt that controls the number of > automatic retries performed by the I3C controller when a target device > returns a NACK > > Signed-off-by: Adrian Ng Ho Yin > Reviewed-by: Frank Li > --- > Documentation/ABI/testing/sysfs-bus-i3c | 12 ++++++++++++ > 1 file changed, 12 insertions(+) > Please squash 1/5 and 2/5. > diff --git a/Documentation/ABI/testing/sysfs-bus-i3c b/Documentation/ABI/testing/sysfs-bus-i3c > index c812ab180ff4..0b8a0c223f4a 100644 > --- a/Documentation/ABI/testing/sysfs-bus-i3c > +++ b/Documentation/ABI/testing/sysfs-bus-i3c > @@ -161,3 +161,15 @@ Contact: linux-i3c@vger.kernel.org > Description: > These directories are just symbolic links to > /sys/bus/i3c/devices/i3c-/-. > + > +What: /sys/bus/i3c/devices/i3c-/-/dev_nack_retry_count > +KernelVersion: 6.18 > +Contact: linux-i3c@vger.kernel.org > +Description: > + Expose the dev_nak_retry_count which controls the number of > + automatic retries that will be performed by the controller when > + the target device returns a NACK response. A value of 0 disables > + the automatic retries. A max value of 3 can be configured. Exist > + only when I3C constroller supports this retry on nack feature. > + > + Valid values: 0-3 > -- > 2.49.GIT > -- Alexandre Belloni, co-owner and COO, Bootlin Embedded Linux and Kernel engineering https://bootlin.com -- linux-i3c mailing list linux-i3c@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-i3c